"Systems claiming conformance to this Profile SHALL","Implement all functions designated Essential Now. Fulfill (i.e., meet or satisfy) all the SHALL criteria for each implemented function."
"Systems claiming conformance to this Profile MAY","Implement functions designated Essential Future. Fulfill any of the SHOULD or MAY criteria associated with an implemented function."
"Systems claiming conformance to this Profile SHALL NOT","Negate or contradict defined functionality of this profile when including additional functionality beyond what is specified in this profile."
"Derived profiles claiming conformance to this Profile SHALL","Inherit all functions designated Essential Now. Inherit all SHALL criteria for functions included in the derived profile. Follow the rules for profiles in Chapter 2, Section 6.1 of the HL7 EHR-S FM standard. Adhere to the rules for creating new functions in Chapter 2, Section 6.3 of the HL7 EHR-S FM standard."
"Derived profiles claiming conformance to this Profile MAY","Change SHOULD and MAY criteria to SHALL, SHOULD or MAY criteria."
"Derived profiles claiming conformance to this Profile SHALL NOT","Change the functions name or statement."